package main

import "fmt"

// 接口

type Phone interface {
	call()
}

type NokiaPhone struct {
}

func (nokiaPhone NokiaPhone) call() {
	fmt.Println("I am Nokia, I can call you!")
}

type IPhone struct {
}

func (iPhone IPhone) call() {
	fmt.Println("I am iPhone, I can call you!")
}

func main() {
	var phone Phone

	phone = new(NokiaPhone)
	phone.call()

	phone = new(IPhone)
	phone.call()

}

/* 定义接口 */
/*type interface_name interface {
	method_name1 [return_type]
	method_name2 [return_type]
	method_name3 [return_type]
...
method_namen [return_type]
}*/

/* 定义结构体 */
//type struct_name struct {
/* variables */
//}

/* 实现接口方法 */
//func (struct_name_variable struct_name) method_name1() [return_type] {
/* 方法实现 */
//}
//...
//func (struct_name_variable struct_name) method_namen() [return_type] {
/* 方法实现*/
//}
